1. H. Rau, in: J.F. Rabek (Ed.), Photochemistry and Photophysics, Vol. 2, CRC, Boca Raton, FL, 1990 (Chapter 4).
2. G.A. Lindsay, K.D. Singer (Eds.), Polymers for Second-order Nonlinear Optics, ACS Symposium Series 601, American Chemical Society, Washington, DC, 1995.
3. S. Miyata, H. Sasabe (Eds.), Advances in Nonlinear Optics, Vol. 4, Poled Polymers and Their Applications to SHG and EO Devices, Gordon and Breach, Amsterdam, 1997.
4. Photochemistry of azobenzene-containing polymers
5. Recent developments in aromatic azo polymers research